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Best 40,000 BTU Gas Furnaces
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40,000 BTU 80% AFUE Downflow/Horizontal Single Stage Goodman Gas Furnace - GD9S800403AN
$1,198.00
NEW
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40,000 BTU 80% AFUE Upflow/Horizontal Single Stage Goodman Gas Furnace - GR9S800403AN
$1,152.00
-70%
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40,000 BTU 96% AFUE Downflow/Horizontal Single Stage Goodman Gas Furnace - GD9S960403BN
$1,870.00
$561.00
-70%
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40,000 BTU 96% AFUE Upflow/Horizontal Single Stage Goodman Gas Furnace - GR9S960403AN
$1,761.00
$528.30
-70%
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40,000 BTU 80% AFUE Upflow/Horizontal Single Stage Ultra Low NOx Goodman Gas Furnace - GR9S800403AU
$1,813.00
$543.90
